Welcome to our dedicated page for Denison Mines news (Ticker: DNN), a resource for investors and traders seeking the latest updates and insights on Denison Mines stock.
Denison Mines Corp (DNN) generates frequent news as it advances uranium mining, development, and exploration projects in the Athabasca Basin region of northern Saskatchewan, Canada. News coverage often centers on its flagship Wheeler River Uranium Project, where the company is progressing the Phoenix in-situ recovery (ISR) uranium mine and the Gryphon underground deposit through feasibility, permitting, and pre-construction stages.
Investors following DNN news can expect updates on regulatory milestones for Wheeler River, including Environmental Assessment approvals and Canadian Nuclear Safety Commission hearings related to licences for site preparation and construction. Denison also issues news on project readiness at Phoenix, such as detailed engineering progress, procurement of long-lead equipment, and the availability of grid power at the future mine site through a new 138kV transmission line installed by SaskPower.
Company releases frequently highlight Denison’s broader portfolio, including production and development activities at the McClean Lake Joint Venture using the SABRE mining method at McClean North, as well as its interests in the Midwest, Waterbury Lake, and other Athabasca Basin properties. News items may also cover strategic transactions and joint ventures, such as agreements with Skyharbour Resources to form exploration joint ventures around the Russell Lake property adjacent to Wheeler River.
Another recurring theme in Denison’s news is its engagement with Indigenous and northern communities. The company has reported signing an Impact Benefit Agreement and Exploration Agreement with Métis Nation–Saskatchewan and a regional Nuhenéné Benefit Agreement with First Nations and northern municipalities, providing consent and support for key projects. For readers tracking DNN, this news page offers a centralized view of operational, regulatory, partnership, and community-related developments affecting Denison’s uranium business.
Denison Mines (NYSE:DNN) has priced its upsized convertible senior notes offering at US$300 million, with an option for initial purchasers to acquire an additional US$45 million. The Notes, due 2031, will carry a 4.25% semi-annual interest rate and feature an initial conversion rate of 342.9355 common shares per US$1,000 principal amount, equivalent to US$2.92 per share.
The company has entered into capped call transactions to mitigate potential dilution, with a cap price of US$4.32 per share. Proceeds will fund uranium development projects, including the Wheeler River Uranium Project, with approximately US$30.75 million allocated for capped call transactions. The offering is expected to close around August 15, 2025, subject to regulatory approvals.
[ "Successful upsizing of convertible note offering to US$300 million with potential additional US$45 million", "Strategic implementation of capped call transactions to reduce potential dilution impact", "Secured funding for Wheeler River Uranium Project development", "Favorable 35% conversion premium above current share price" ]Denison Mines (NYSE:DNN) has announced a significant offering of US$250 million convertible senior unsecured notes due 2031, with an option for initial purchasers to acquire an additional US$37.5 million. The notes will be convertible into common shares, cash, or a combination of both at Denison's discretion.
The proceeds will fund the company's uranium development projects, including the Wheeler River Uranium Project, and general corporate purposes. Denison plans to enter into capped call transactions to reduce potential dilution upon conversion. The notes will accrue interest semi-annually starting March 15, 2026, with maturity on September 15, 2031. The offering is subject to regulatory approvals from the Toronto Stock Exchange and NYSE American.
Denison Mines (NYSE:DNN) reported significant operational achievements in Q2 2025, marking a transformative period for the company. The company commenced uranium production at McClean Lake North using the proprietary SABRE mining method, with processing beginning at the McClean Lake mill in July.
A major milestone was achieved with the Provincial Environmental Assessment approval for the Wheeler River Uranium Project, bringing the Phoenix ISR mine closer to construction. The project has reached 80% completion in total engineering, with some first-year construction scopes approaching 100%.
Notable developments include the discovery of additional high-grade uranium mineralization at the Wheeler River Gryphon deposit and positive results from the Midwest Preliminary Economic Assessment, projecting 37.4 million pounds U3O8 production over 6 years with an after-tax IRR of 82.7% and NPV of $965 million.
Denison Mines (NYSE:DNN) has announced positive results from a Preliminary Economic Assessment (PEA) for In-Situ Recovery (ISR) mining at its 25.17%-owned Midwest Main uranium deposit. The PEA outlines total production of 37.4 million pounds U3O8 over a 6-year mine life, with annual average production of 6.1 million pounds.
The project demonstrates robust economics with a post-tax NPV of $965 million (100% basis) and an IRR of 82.7%. Initial capital costs are estimated at $254 million, with Denison's share being approximately $64 million. The project features low production costs of USD$11.69 per pound and a quick payback period of 9 months.
The updated mineral resource estimate shows 38.7 million pounds U3O8 in Indicated resources (510,000 tonnes @ 3.5% U3O8) and 12.6 million pounds U3O8 in Inferred resources. Processing will occur at the McClean Lake mill, which Denison partly owns (22.5%).
Denison Mines (NYSE American: DNN) has received crucial Ministerial approval under The Environmental Assessment Act (Saskatchewan) for its Wheeler River Project's In-Situ Recovery (ISR) uranium mine development. The project, located in the Athabasca Basin region, represents a significant milestone as it's set to become Canada's first ISR uranium mine.
The Wheeler River Project, 90% owned and operated by Denison, includes the high-grade Phoenix and Gryphon uranium deposits. The company successfully harmonized Federal and Provincial Environmental Assessments, with final regulatory steps including the Provincial Pollutant Control Facility Permit and Federal approvals scheduled for CNSC public hearings in October and December 2025.
The project is positioned to be among the world's lowest-cost uranium mining operations, with mining at the Phoenix deposit planned through ISR methods. This development strengthens Saskatchewan's position as the world's second-largest uranium producer.
Denison Mines (NYSE: DNN) has announced significant new discoveries of high-grade uranium mineralization at the McClean South zone, part of its 22.5%-owned McClean Lake Joint Venture in Saskatchewan. The 6,400-metre exploration program, conducted by majority owner Orano Canada (77.5%), revealed multiple high-grade intersections at the 8C pod, including:
- MCS-77: 7.51% eU3O8 over 5.4 metres
- MCS-80: 3.5% eU3O8 over 11.2 metres
- MCS-84: 1.72% eU3O8 over 20.6 metres
The program successfully expanded the mineralized footprint of the 8C and 8W pods, with 14 out of 24 drill holes encountering significant uranium mineralization. McClean South is located approximately 600 metres from the McClean North deposit, which recently began commercial production using the SABRE mining method.
Denison Mines (NYSE: DNN) and Orano Canada have successfully launched uranium mining operations using their patented Surface Access Borehole Resource Extraction (SABRE) method at the McClean Lake Joint Venture. The operation commenced in June at the McClean North uranium deposit, with approximately 250 tonnes of high-grade ore exceeding 10% U3O8 recovered from the first mining cavity.
The joint venture, in which Orano Canada holds a 77.5% interest as operator and Denison owns 22.5%, has already completed backfilling of the first cavity and begun processing the recovered ore at the McClean Lake mill. This marks the first active mining operations at the site since 2008, representing a significant technological advancement in uranium mining capabilities.
Denison Mines (NYSE:DNN) has announced the discovery of additional high-grade uranium mineralization at its Gryphon deposit, located approximately 3 km northwest of the Company's Phoenix ISR uranium project. A significant intersection in drill hole WR-837AD2 revealed 2.3 metres at 1.69% eU3O8, including 0.5 metres at 5.48% eU3O8, approximately 40 metres outside the previously defined D1 lens.
The discovery was part of a successful 12,500-metre delineation program completed in the first half of 2025. The Gryphon deposit contains Indicated Mineral Resources of 61.9 million pounds U3O8 at an average grade of 1.7%. The project demonstrates robust economics with an estimated after-tax NPV of $864.2 million and an IRR of 37.6%, with competitive cash operating costs of USD$12.75/lb U3O8.
Denison Mines (TSX: DML) (NYSE American: DNN) has announced the filing of its 2024 Annual Report on Form 40-F with the U.S. Securities and Exchange Commission. The filing includes the company's annual information form, management discussion and analysis, and audited financial statements for the year ended December 31, 2024.
The Form 40-F documentation has been made available on Denison's website and the SEC's EDGAR platform. Additionally, the annual information form has been filed with Canadian regulatory authorities and can be accessed through SEDAR+. Shareholders can request a free printed copy of the Annual Report by contacting the company via email or mail.